Recognised as Colour

#48011B

#48011B
Red
Dark
Nearest: Black

#48011B is a red with RGB values 72, 1, 27 and HSL 338°, 97%, 14%. It is a dark colour, so white text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#48011B#48011B

HEX#48011B

RGBrgb(72, 1, 27)

RGB (0–1)0.2824, 0.0039, 0.1059

RGB percentages28.2%, 0.4%, 10.6%

HSLhsl(338, 97.3%, 14.3%)

HSV / HSBhsv(338, 98.6%, 28.2%)

CMYK0%, 98.6%, 62.5%, 71.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,718,875

CSS custom property--colour: #48011B;

Brightness & contrast

Relative luminance0.01479WCAG 2.x, 0 is black and 1 is white

Perceived brightness40.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.21:1

Contrast with white16.21:1WCAG normal text: AAA

Contrast with black1.3:1WCAG normal text: Fail

Greyscale equivalent#121212

Inverted#B7FEE4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#16171Bno red cones; affects about 1% of men; ΔE 33.8 from the original

Deuteranopia#282519no green cones; the most common form, about 1% of men; ΔE 34.5 from the original

Tritanopia#50000Cno blue cones; rare, and affects men and women equally; ΔE 12.2 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text16.21:1WCAG large text: AAA

Contrast with black, large text1.3:1WCAG large text: Fail

Named colours

Black · ΔE 35.8 Maroon · ΔE 38.6 Brown · ΔE 39.4 Dark red · ΔE 43.4 Sienna · ΔE 44 Saddle brown · ΔE 44.4

Nearest named CSS colourBlack (#000000)ΔE 35.79, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#01482E

Analogous#48013F, #480A01

Triadic#1B4801, #011B48

Split complementary#01480A, #013F48

Tetradic#3F4801, #01482E, #0A0148

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FC196C

Lighter +30%#DF0354

Lighter +20%#AD0241

Lighter +10%#7A022E

Darker −10%#160008

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#49001B

Less saturated −25%#3F0A1D

Channel breakdown

R72

B27

Red72 (28.2%)

Green1 (0.4%)

Blue27 (10.6%)

Hue338.03°

Saturation (HSL)97.26%

Lightness14.31%

Dominant channelRed

Hex per channelR 48 · G 01 · B 1B

Keep nerding

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#48011B

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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